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/*
 * Copyright 2017 David Naramski.
 *
 * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by the
 * European Commission - subsequent versions of the EUPL (the "Licence");
 * You may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *      http://joinup.ec.europa.eu/software/page/eupl/licence-eupl
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package net.nowina.cadmelia.script;

public class Argument {

    private final String name;

    private final Expression expression;

    public Argument(Expression expression) {
        this(null, expression);
    }

    public Argument(String name, Expression expression) {
        this.name = name;
        this.expression = expression;
    }

    public String getName() {
        return name;
    }

    public Expression getExpression() {
        return expression;
    }

    @Override
    public String toString() {
        if (name == null) {
            return expression.toString();
        } else {
            return name + "=" + expression.toString();
        }
    }

}